CVE-2025-65288 is a buffer overflow vulnerability affecting Mercury MR816v2 routers (firmware 4.8.7 Build 110427 Rel 36550n). It occurs when the device processes excessively long hostnames from LAN hosts without proper length validation, leading to unchecked data copies into fixed-size buffers. This vulnerability has a CVSS score of 6.5 (Medium), indicating it can be exploited over the adjacent network with low complexity and no user interaction, potentially causing a denial of service or remote code execution. Currently, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
081c3114_4.8.7CPE matchmatch criteria | cpe:2.3:o:mercurycom:mr816_firmware:081c3114_4.8.7:build_110427:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.